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Red Hat: CVE-2023-23455: Kernel: denial of service in atm_tc_enqueue in net/sched/sch_atm.c due to type confusion (Multiple Advisories)

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Red Hat: CVE-2023-23455: Kernel: denial of service in atm_tc_enqueue in net/sched/sch_atm.c due to type confusion (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
01/12/2023
Created
11/16/2023
Added
11/15/2023
Modified
03/13/2024

Description

atm_tc_enqueue in net/sched/sch_atm.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

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